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NX二次开发中有关表达式的操作代码分享
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- <p>static void do_UGopen_api(void)9 `+ f# b1 E( U6 s; k x
- {# U6 e/ A9 w0 |0 |5 A" X! L
- // create block 1, {! c3 O$ B8 j" c: t; G4 e; E% u) b
- double coner[3] = {0,0,0}; h& [* r# |$ G8 T- A: R/ h
- char *edges[3] = {"l=100","w=100","h=20"};+ W- a5 @) }5 E/ Y, E- i% i. x# v
- tag_t blk_tag;# F4 G, ?, q) K3 P3 x% `" r
- UF_MODL_create_block1(UF_NULLSIGN,coner,edges,&blk_tag);
; \( O( K7 M( J0 O - // create a hole
n, s/ A0 g* {' n - double dir[3] = {0,0,1};
- }; K4 K/ H0 e& |' W3 l/ b8 c; j - double coner1[3] = {50,50,0};- C5 o. b% n) x6 a! Z
- tag_t cyl_tag;
- }! }5 l% a. D- Y% [' P2 _ - UF_MODL_create_cyl1(UF_POSITIVE,coner1,"h+30","50",dir,&cyl_tag);</p><p> /*4 S% T& f' X: g9 m! H
- create expression and delete it$ |7 ^9 N3 D5 m# H( U, l. P! D8 F
- */( A4 z; i0 G* F
- // create expression
% ~/ V( L- J" o+ a# q - char *exp_str,*str,*value;2 E/ }8 p' L+ |" V' t
- exp_str = "new_exp= 100";# V" f4 ^' Q; z( d) Z
- tag_t new_exp,old_exp_tag;; C9 H# P8 S4 _. m2 w4 x' T+ u3 x
- char *str_exp,*str_old_exp;8 c1 J* @" Y3 g* g, Z
- int nums;
% b: b3 Y5 x% @. P - tag_t *exps;9 Q1 c: W- U/ I$ b' S- p
- // before create the new expression, we need check if the expressions have been created or not
. W+ C9 b( {3 Y1 d: V8 L - // if having, we delete it+ i7 p. T9 e9 |
- tag_t part= UF_PART_ask_display_part();
3 ^, V$ `2 K: h2 b7 Y8 [2 _1 ~ - UF_MODL_ask_exps_of_part(part,&nums,&exps);- b( B; p0 ~3 u( k6 K8 M) y# w
- UF_UI_open_listing_window();1 K* v2 P9 ^" Q! }8 a
- if(nums != 0 ). K1 A2 F5 Z% A) g
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- for(int i = 0 ; i < nums; i++)
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- UF_MODL_ask_exp_tag_string(exps[i],&str_old_exp);
4 t, L x$ q# @: N4 T - UF_MODL_dissect_exp_string(str_old_exp,&str,&value,&old_exp_tag);
5 V" [& u2 W4 \1 e" w - if(!strcmp(str,"new_exp"))
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- //UF_UI_write_listing_window("we find the alreay expressions ==> new_exp and delete it \n");6 h/ S- F! D* h( k
- //delete expression
/ \' C, `- j6 _' B - UF_MODL_delete_exp(str);* Z2 y6 g, C' [8 p
- UF_MODL_update();9 M3 v* |4 [' v& S$ O4 Y1 ^
- break;
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8 y/ B m9 B4 q/ ]9 c% d' v - //UF_UI_write_listing_window("we can not find the expression ==> new_exp and create it \n");" ~- J/ {* [: n
- UF_MODL_create_exp_tag(exp_str,&new_exp);
& n/ P4 u0 S% D& w e - UF_UI_write_listing_window("The new created expression is : \n");
4 r) v; p, g$ B0 q4 | - UF_MODL_ask_exp_tag_string(new_exp,&str_exp);: p9 f% [, J( \0 t' _
- UF_UI_write_listing_window(str_exp);+ U: J' o: o8 \* H: v
- UF_free(str_exp);
; l9 B! X2 e0 _1 O: j$ U - UF_free(str);9 `" o3 b1 ?# B& v* v" ]
- UF_free(value);2 `* F: H" f2 M) ^
- UF_UI_write_listing_window("\n");</p><p>}</p>
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